Patents by Inventor Xuan Huang

Xuan Huang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11410930
    Abstract: In an embodiment, a device includes: a first fin; a gate structure over the first fin; a first source/drain region adjacent the gate structure; an etch stop layer over the first source/drain region; a conductive line over the etch stop layer, the conductive line isolated from the first source/drain region by the etch stop layer, a top surface of the conductive line being coplanar with a top surface of the gate structure; and a power rail contact extending through the first fin, the power rail contact connected to the first source/drain region.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: August 9, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Pei-Yu Wang, Yu-Xuan Huang
  • Patent number: 11393815
    Abstract: The present disclosure relates to an integrated circuit. In one implementation, the integrated circuit may include a semiconductor substrate; at least one source region comprising a first doped semiconductor material; at least one drain region comprising a second doped semiconductor material; at least one gate formed between the at least one source region and the at least one drain region; and a nanosheet formed between the semiconductor substrate and the at least one gate. The nanosheet may be configured as a routing channel for the at least one gate and may have a first region having a first width and a second region having a second width. The first width may be smaller than the second width.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: July 19, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yi-Hsiung Lin, Yi-Hsun Chiu, Shang-Wen Chang, Ching-Wei Tsai, Yu-Xuan Huang, Kuan-Lun Cheng, Chih-Hao Wang
  • Publication number: 20220199222
    Abstract: Methods, articles, and devices for evaluating the contribution of a food item(s), recipe(s), and meal plan to nutritional requirements are disclosed. Nutritional criteria for a person, which may be based upon general or specific dietary recommendations or customized for a particular individual's dietary needs, include reference value(s) or ranges for each of a plurality of nutrients, including vitamins, minerals, or food groups with a common profile. Indicia of satisfying the person's nutritional criteria are generated for a given food item, recipe, or meal plan provided to or selected by the user. The indicia include a plurality of bars arranged along a circumference of a circle, the length, direction and other aspects of each bar corresponding to the extent to which the one food item, recipe, or meal plan meets a nutritional criterion's reference value.
    Type: Application
    Filed: December 17, 2021
    Publication date: June 23, 2022
    Inventors: Xuan HUANG, Alexander ZOTOV
  • Publication number: 20220181496
    Abstract: A semiconductor device according to the present disclosure includes an anti-punch-through (APT) region over a substrate, a plurality of channel members over the APT region, a gate structure wrapping around each of the plurality of channel members, a source/drain feature adjacent to the gate structure, and a diffusion retardation layer. The source/drain feature is spaced apart from the APT region by the diffusion retardation layer. The source/drain feature is spaced apart from each of the plurality of channel members by the diffusion retardation layer. The diffusion retardation layer is a semiconductor material.
    Type: Application
    Filed: February 28, 2022
    Publication date: June 9, 2022
    Inventors: Ching-Wei Tsai, Yi-Bo Liao, Sai-Hooi Yeong, Hou-Yu Chen, Yu-Xuan Huang, Kuan-Lun Cheng
  • Patent number: 11348328
    Abstract: Systems, devices, media, and methods are presented for graphical icon identification within an image or video stream. The systems and methods receive an image including a graphical icon. The systems and methods identify a set of proposed regions of the image, at least one proposed region of the set of proposed regions containing the graphical icon and extract a set of semantic features for each proposed region of the set of proposed regions. Based on the set of semantic features of the set of proposed regions, the systems and methods identify a set of proposed icons corresponding to the graphical icon included in the image and determine a match between the graphical icon and at least one proposed icon of the set of proposed icons.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: May 31, 2022
    Assignee: Snap Inc.
    Inventors: Meng Song, Harsh Agrawal, Xiaoyu Wang, Xuan Huang, William Brendel
  • Publication number: 20220165885
    Abstract: In an embodiment, a device includes: a first interconnect structure including metallization patterns; a second interconnect structure including a power rail; a device layer between the first interconnect structure and the second interconnect structure, the device layer including a first transistor, the first transistor including an epitaxial source/drain region; and a conductive via extending through the device layer, the conductive via connecting the power rail to the metallization patterns, the conductive via contacting the epitaxial source/drain region.
    Type: Application
    Filed: February 14, 2022
    Publication date: May 26, 2022
    Inventors: Yi-Bo Liao, Yu-Xuan Huang, Pei-Yu Wang, Cheng-Ting Chung, Ching-Wei Tsai, Hou-Yu Chen
  • Patent number: 11342326
    Abstract: Methods of performing backside etching processes on source/drain regions and gate structures of semiconductor devices and semiconductor devices formed by the same are disclosed. In an embodiment, a semiconductor device includes a first transistor structure; a first interconnect structure on a front-side of the first transistor structure; and a second interconnect structure on a backside of the first transistor structure, the second interconnect structure including a first dielectric layer on the backside of the first transistor structure; a contact extending through the first dielectric layer to a source/drain region of the first transistor structure; and first spacers along sidewalls of the contact between the contact and the first dielectric layer, sidewalls of the first spacers facing the first dielectric layer being aligned with sidewalls of the source/drain region of the first transistor structure.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: May 24, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Hsun Chiu, Ching-Wei Tsai, Yu-Xuan Huang, Cheng-Chi Chuang, Shang-Wen Chang
  • Publication number: 20220140078
    Abstract: A device includes a semiconductor substrate, a source feature and a drain feature over the semiconductor substrate, a stack of semiconductor layers interposed between the source feature and the drain feature, a gate portion, and an inner spacer of a dielectric material. The gate portion is between two vertically adjacent layers of the stack of semiconductor layers and between the source feature and the drain feature. Moreover, the gate portion has a first sidewall surface and a second sidewall surface opposing the first sidewall surface. The inner spacer is on the first sidewall surface and between the gate portion and the drain feature. The second sidewall surface is in direct contact with the source feature.
    Type: Application
    Filed: January 14, 2022
    Publication date: May 5, 2022
    Inventors: Cheng-Ting Chung, Yu-Xuan Huang, Yi-Bo Liao, Ching-Wei Tsai, Kuan-Lun Cheng
  • Publication number: 20220130759
    Abstract: A semiconductor structure includes a first transistor having a first source/drain (S/D) feature and a first gate; a second transistor having a second S/D feature and a second gate; a multi-layer interconnection disposed over the first and the second transistors; a signal interconnection under the first and the second transistors; and a power rail under the signal interconnection and electrically isolated from the signal interconnection, wherein the signal interconnection electrically connects one of the first S/D feature and the first gate to one of the second S/D feature and the second gate.
    Type: Application
    Filed: March 9, 2021
    Publication date: April 28, 2022
    Inventors: Yu-Xuan Huang, Ching-Wei Tsai, Yi-Hsun Chiu, Yi-Bo Liao, Kuan-Lun Cheng, Wei-Cheng Lin, Wei-An Lai, Karmen Tsai, Jiann-Tyng Tzeng, Hou-Yu Chen, Chun-Yuan Chen, Huan-Chieh Su
  • Patent number: 11297027
    Abstract: Systems, methods, devices, computer readable instruction media, and other embodiments are described for automated image processing and insight presentation. One embodiment involves receiving a plurality of ephemeral content messages from a plurality of client devices, and processing the messages to identify content associated with at least a first content type. A set of analysis data associated with the first content type is then generated from the messages, and portions of the messages associated with the first content type are processed to generate a first content collection. The first content collection and the set of analysis data are then communicated to a client device configured for a display interface comprising the first content collection and a representation of at least a portion of the set of analysis data.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: April 5, 2022
    Assignee: Snap Inc.
    Inventors: Harsh Agrawal, Xuan Huang, Jung Hyun Kim, Yuncheng Li, Yiwei Ma, Tao Ning, Ye Tao
  • Patent number: 11269324
    Abstract: A method and an apparatus for controlling an autonomous vehicle are provided according to the embodiments of the disclosure. The method includes: sending, in response to determining that a pedestrian is in a first target area, behavior prompt information representing prompting the pedestrian to make a corresponding behavior; determining whether a deceleration condition matching the behavior prompt information is satisfied based on acquired behavior information of the pedestrian; and sending control information for reducing a moving speed of the autonomous vehicle, in response to determining that the deceleration condition is satisfied and determining that a speed of the autonomous vehicle is greater than a preset deceleration threshold. According to the embodiments, deceleration control of the autonomous vehicle is achieved based on the response of the pedestrian to the behavior prompt information.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: March 8, 2022
    Assignee: Apollo Intelligent Driving Technology (Beijing) Co., Ltd.
    Inventors: Mengmeng Tang, Wanqi Chai, Junping Wang, Fan Yang, Xiaohua Yang, Jing Li, Chen Chen, Shi Hu, Xuan Huang, Yan Feng, Wenlong Rao, Haifeng Li, Gao Yu, Ning Yu, Shuang Zhang
  • Patent number: 11264508
    Abstract: A semiconductor device according to the present disclosure includes an anti-punch-through (APT) region over a substrate, a plurality of channel members over the APT region, a gate structure wrapping around each of the plurality of channel members, a source/drain feature adjacent to the gate structure, and a diffusion retardation layer. The source/drain feature is spaced apart from the APT region by the diffusion retardation layer. The source/drain feature is spaced apart from each of the plurality of channel members by the diffusion retardation layer. The diffusion retardation layer is a semiconductor material.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: March 1, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Ching-Wei Tsai, Yi-Bo Liao, Sai-Hooi Yeong, Hou-Yu Chen, Yu-Xuan Huang, Kuan-Lun Cheng
  • Patent number: 11255383
    Abstract: A modular motor assembly structure is disclosed and configured to couple with a drive shaft of an application device. The drive shaft includes a receiving slot. The modular motor assembly includes a main body and a combination key. The main body includes a shaft hole and a key groove. The shaft hole includes an opening and a central axis. The key groove is disposed on a side wall around the shaft hole and parallel to a central axis of the shaft hole. The combination key has a front end and a rear end. When one end of the drive shaft is inserted into the shaft hole along the central axis of the shaft hole, the combination key is at least partially accommodated in the receiving slot, and the front end faces the key groove. The combination key has a continuously increasing thickness from the front end to the rear end.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: February 22, 2022
    Assignee: DELTA ELECTRONICS, INC.
    Inventor: Zi-Xuan Huang
  • Publication number: 20220052206
    Abstract: Multigate devices and methods for fabricating such are disclosed herein. An exemplary multigate device includes a first FET disposed in a first region; and a second FET disposed in a second region of a substrate. The first FET includes first channel layers disposed over the substrate, and a first gate stack disposed on the first channel layers and extended to warp around each of the first channel layers. The second FET includes second channel layers disposed over the substrate, and a second gate stack disposed on the second channel layers and extended to warp around each of the second channel layers. A number of the first channel layers is greater than a number of the second channel layers. A bottommost one of the first channel layers is below a bottommost one of the second channel layers.
    Type: Application
    Filed: June 22, 2021
    Publication date: February 17, 2022
    Inventors: Kuan-Lun Cheng, Yu-Xuan Huang, Hou-Yu Chen, Ching-Wei Tsai
  • Patent number: 11251308
    Abstract: In an embodiment, a device includes: a first interconnect structure including metallization patterns; a second interconnect structure including a power rail; a device layer between the first interconnect structure and the second interconnect structure, the device layer including a first transistor, the first transistor including an epitaxial source/drain region; and a conductive via extending through the device layer, the conductive via connecting the power rail to the metallization patterns, the conductive via contacting the epitaxial source/drain region.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: February 15, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Bo Liao, Yu-Xuan Huang, Pei-Yu Wang, Cheng-Ting Chung, Ching-Wei Tsai, Hou-Yu Chen
  • Publication number: 20220045052
    Abstract: The present disclosure provides embodiments of semiconductor devices. A semiconductor device according to the present disclosure include an elongated semiconductor member surrounded by an isolation feature and extending lengthwise along a first direction, a first source/drain feature and a second source/drain feature over a top surface of the elongated semiconductor member, a vertical stack of channel members each extending lengthwise between the first source/drain feature and the second source/drain feature along the first direction, a gate structure wrapping around each of the channel members, an epitaxial layer deposited on the bottom surface of the elongated semiconductor member, a silicide layer disposed on the epitaxial layer, and a conductive layer disposed on the silicide layer.
    Type: Application
    Filed: October 25, 2021
    Publication date: February 10, 2022
    Inventors: Yu-Xuan Huang, Ching-Wei Tsai, Jam-Wem Lee, Kuo-Ji Chen, Kuan-Lun Cheng
  • Patent number: 11227917
    Abstract: A device includes a semiconductor substrate, a source feature and a drain feature over the semiconductor substrate, a stack of semiconductor layers interposed between the source feature and the drain feature, a gate portion, and an inner spacer of a dielectric material. The gate portion is between two vertically adjacent layers of the stack of semiconductor layers and between the source feature and the drain feature. Moreover, the gate portion has a first sidewall surface and a second sidewall surface opposing the first sidewall surface. The inner spacer is on the first sidewall surface and between the gate portion and the drain feature. The second sidewall surface is in direct contact with the source feature.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: January 18, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Cheng-Ting Chung, Yu-Xuan Huang, Yi-Bo Liao, Ching-Wei Tsai, Kuan-Lun Cheng
  • Publication number: 20210408234
    Abstract: The present disclosure is directed to methods for the formation of high-voltage nano-sheet transistors and low-voltage gate-all-around transistors on a common substrate. The method includes forming a fin structure with first and second nano-sheet layers on the substrate. The method also includes forming a gate structure having a first dielectric and a first gate electrode on the fin structure and removing portions of the fin structure not covered by the gate structure. The method further includes partially etching exposed surfaces of the first nano-sheet layers to form recessed portions of the first nano-sheet layers in the fin structure and forming a spacer structure on the recessed portions. In addition, the method includes replacing the first gate electrode with a second dielectric and a second gate electrode, and forming an epitaxial structure abutting the fin structure.
    Type: Application
    Filed: June 30, 2020
    Publication date: December 30, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yu-Xuan Huang, Chia-En Huang, Ching-Wei Tsai, Kuan-Lun Cheng, Yih Wang
  • Publication number: 20210407858
    Abstract: A method for forming a semiconductor device structure is provided. The method includes forming a gate stack over a substrate. The substrate has a base and a multilayer structure over the base, and the gate stack wraps around the multilayer structure. The method includes partially removing the multilayer structure, which is not covered by the gate stack. The multilayer structure remaining under the gate stack forms a multilayer stack, and the multilayer stack includes a sacrificial layer and a channel layer over the sacrificial layer. The method includes partially removing the sacrificial layer to form a recess in the multilayer stack. The method includes forming an inner spacer layer in the recess and a bottom spacer over a sidewall of the channel layer. The method includes forming a source/drain structure over the bottom spacer. The bottom spacer separates the source/drain structure from the channel layer.
    Type: Application
    Filed: September 13, 2021
    Publication date: December 30, 2021
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ching-Wei TSAI, Yu-Xuan HUANG, Kuan-Lun CHENG, Chih-Hao WANG, Min CAO, Jung-Hung CHANG, Lo-Heng CHANG, Pei-Hsun WANG, Kuo-Cheng CHIANG
  • Publication number: 20210376117
    Abstract: A method for manufacturing an IGBT device includes: forming a cell structure of the IGBT device in a substrate; forming front metal layers on the substrate; thinning the substrate; forming a collector region on the back of the substrate; forming back metal layers on the back of the substrate; and forming target metal on the front and back of the substrate via electroless plating processes.
    Type: Application
    Filed: September 11, 2020
    Publication date: December 2, 2021
    Applicant: Shanghai Huahong Grace Semiconductor Manufacturing Corporation
    Inventors: Jia PAN, Jiye YANG, Junjun XING, Xuan HUANG